Gigabyte GA-H55M-S2H Manual - Page 20

Dual Display Configurations for the Onboard Graphics: The table below shows the supported dual display configurations for the onboard graphics ports when in the BIOS Setup program or when during the POST stage. There is no such limitation in operating system environment. Display Matrix Combination Supported or Not DVI-D + D-Sub Yes DVI-D + HDMI No HDMI + D-Sub Yes Optical S/PDIF Out Connector This connector provides digital audio out to an external audio system that supports digital optical audio. Before using this feature, ensure that your audio system provides an optical digital audio in connector. RJ-45 LAN Port The Gigabit Ethernet LAN port provides Internet connection at up to 1 Gbps data rate. The following describes the states of the LAN port LEDs. Connection/ Speed LED Activity LED LAN Port Connection/Speed LED: State Description Orange 1 Gbps data rate Green 100 Mbps data rate Off 10 Mbps data rate Activity LED: State Description Blinking Data transmission or receiving is occurring Off No data transmission or receiving is occurring Center/Subwoofer Speaker Out Jack (Orange) Use this audio jack to connect center/subwoofer speakers in a 5.1/7.1-channel audio configuration. Rear Speaker Out Jack (Black) Use this audio jack to connect rear speakers in a 4/5.1/7.1-channel audio configuration. Side Speaker Out Jack (Gray) Use this audio jack to connect side speakers in a 7.1-channel audio configuration. Line In Jack (Blue) The default line in jack. Use this audio jack for line in devices such as an optical drive, walkman, etc. Line Out Jack (Green) The default line out jack. Use this audio jack for a headphone or 2-channel speaker. This jack can be used to connect front speakers in a 4/5.1/7.1-channel audio configuration. Mic In Jack (Pink) The default Mic in jack. Microphones must be connected to this jack. In addition to the default speakers settings, the ~ audio jacks can be reconfigured to perform different functions via the audio software. Only microphones still MUST be connected to the default Mic in jack ( ). Refer to the instructions on setting up a 2/4/5.1/7.1-channel audio configuration in Chapter 5, "Configuring 2/4/5.1/7.1-Channel Audio." • When removing the cable connected to a back panel connector, first remove the cable from your device and then remove it from the motherboard. • When removing the cable, pull it straight out from the connector. Do not rock it side to side to prevent an electrical short inside the cable connector. Hardware Installation - 20 -